讨论了用于评估心力变化趋势的心音识别算法，包含了对不同运动条件下记录的心音样本的识别。

This paper discusses the recognition of heart sound for evaluating the cardiac contractility change trend, which includes heart sound samples recorded at different exercise condition.

youdao

可以用心肌收缩能力变化趋势来无创地评估体力劳动者的心力储备。

And also can use this changing tendency of the heart systole to evaluate the ability systolic of the myocardium of the manual workers.

youdao

可以用心肌收缩能力变化趋势来无创地评估体力劳动者的心力储备。

And also can use this changing tendency of the heart systole to evaluate the ability systolic of the myocardium of the manual workers.

youdao